Registers a standard boiler-plate SR-IOV configure callback for NVMe.
Signed-off-by: Keith Busch <keith.busch@xxxxxxxxx>
---
drivers/nvme/host/pci.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index fbe8cc2..8379b9a 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2033,6 +2033,18 @@ static void nvme_remove(struct pci_dev *pdev)
nvme_put_ctrl(&dev->ctrl);
}
+static int nvme_sriov_configure(struct pci_dev *pdev, int numvfs)
+{
+ int ret = 0;
+
+ if (numvfs == 0)
+ pci_disable_sriov(pdev);
+ else
+ ret = pci_enable_sriov(pdev, numvfs);
+
+ return ret ? ret : numvfs;
+}
+
#ifdef CONFIG_PM_SLEEP
static int nvme_suspend(struct device *dev)
{
@@ -2127,6 +2139,7 @@ static struct pci_driver nvme_driver = {
.driver = {
.pm = &nvme_dev_pm_ops,
},
+ .sriov_configure = nvme_sriov_configure,
.err_handler = &nvme_err_handler,
};
--
2.7.2
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